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1989 Oldsmobile Cutlass starts but won't come off idle

Tiny
LBK
  • MEMBER
  • 1989 OLDSMOBILE CUTLASS
  • 6 CYL
  • FWD
  • AUTOMATIC
  • 65,000 MILES
Idles rough- won't come off idle without dying -
I replaced fuel filter, pump pumps up and stops when key is turned on
Car will speed up some when Throttle posistion sensor is unpluged
Monday, August 10th, 2009 AT 10:20 AM

2 Replies

Tiny
JACOBANDNICKOLAS
  • MECHANIC
  • 109,747 POSTS
Has the check engine light come on?
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Friday, September 18th, 2009 AT 10:43 AM
Tiny
CRZYDRVR
  • MEMBER
  • 432 POSTS
You may have vacuum leak. I would also check the IAC motor.
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Thursday, October 8th, 2009 AT 4:36 AM

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